In QGIS 2.6, I'm working with two point layers: center of the population per census tract and stores that accept food stamps. I'm using "distance to nearest hub" to calculate nearest food stamp outlet ...

I have opened a geotiff file with QGIS. The CRS of this file is EPSG:3857 (web mercator).
When I use the distance tool in the menu, the computed distance is towards web mercator coordinates and not ...

I'm working on arcgis javascript api, and I'm usint the measurement wedjit, it was working correctly, suddenly, after adding another features to the map, I discovered that the measurement tool is not ...

I have couple if shp files with 1000 polygons scattered in them (around 1k in each file) , each shp file represents a time frame (3 months period) and I want to show the a report with a progress of ...

I'm trying to view Measurement widjet in popup using arcgis javascript api, how to achieve this goal? I did a popup info for layers, but I'm not sure how to do this when pressing on measurement tools ...

Is there any way to split created measurement values across multiple polylines?
For example, if there are two lines that each have F_MEAS=0 and T_MEAS=0.5, is there any way to choose both edges, say ...

I'm fairly new at calculating distances with precision, but I wanted to know what is the best formula for calculating short distances in UTM coordinates.
The distances that I'am calculating are all ...

Here is my fiddle, which is exact copy of Openlayers 3 measure example.
What am I doing wrong when my fiddle isn't working? I can't see the blue dot to start measuring my path or area (same problem ...

I realize my problem may be solved using Linear Referencing, and if that's the case I'm looking for help figuring out the workflow involved there.
I'm working in ArcGIS 10.2 Desktop Basic, and this ...

I have recently received a dataset that supposedly mapped the altitude a given region (a DEM). I would like to determine the accuracy of the new map by comparing it with a previously generated DEM. ...

I have a world map in the WGS 1984 Geographical Coordinate System. I want to measure the lengths of borders between countries in kilometers. To get the units in meters, I have first used the Define ...

I have code from openlayers that I cannot quite handle because I am so new for these kind of codes. My main goal is to measure area from n amount of lat/lon gps coordinates and convert the result into ...

I am looking to perform a simple multi-criteria analysis on a data set comprised of two criterion: occurence of wildfires and road accessibility.
First, the project CRS was enabled with "on the fly" ...

I'm using Qgis Dufour 2.0.1 and the Openlayers Plugin for images.
I'm working on a golf course project where everyone thinks in yards. I've tried different CRS (now working the State Plane Missouri ...

I'm trying to measure how far along a river polyline a feature is using the measurement tool in ArcGIS. Is it possible to trace the polyline (in a similar method to the trace tool in an edit session) ...

My ArcGIS experience has been limited to working on large-scale maps with planar projections. I'm moving to a project in which I want to calculate the distance between pro sports facilities throughout ...

I'm working with fish distribution data, and have combined several 24k habitat maps into a single layer that I'll call "critical habitat"
In merging multiple distributions into one dataset, there are ...

My question is both conceptual and technical, but more conceptual than technical. It's a little long and multi-pronged, but I figured the best answers would consider everything, so thanks for bearing ...

How to get XY(northing/easting) coordinates in UTM where data is WGS_1984_Web_Mercator_Auxiliary_Sphere(WKID: 3857) coordinate system and UTM zone is unknown.
For e.g. India falls under multiple UTM ...

I have been using separate buttons to measure lines and areas in my Openlayers maps (as per the Openlayers examples) but would ideally like to get the output for both length and area at the same time. ...

I have an infoWinfow set on the click event of the map. I want to disable this event when I'm using the measurement tool and then enable it back after the measurement tool is used. So far I've done ...

I am a very definite QGIS newbie. I have been creating a map using files that had been used in ArcGis. Each time I wanted to add a new vector layer I opened an .shp file and specified CRS as WGS 84. ...

I am looking at a village and want to find the distance from each house (point) to the pagoda (point). However, I want the distance to be measured along a path (which I digitized as a polyline) and ...

I´m working with QGIS 1.8.0. I have a map divided into many features (thousands of small rectangles) and I have a point at the center of each of those features. I also have a map of the transmission ...

Im working with QGIS. When dividing a map with a grid I set in the paramters X=0.1 and Y=0.1. Could someone please explain what does that mean? I mean would the map be divided into 100mx100m squares? ...

I have multiple shapefiles, each containing a coastline for a specific year. I want to calculate the perpendicular distance to the shoreline from a fixed vertical reference line.
Please recommend me ...

I have a grid and some lines within a grid and I was wondering how to measure the length of the lines inside the grid. I can use the measure tool for a straight line, however in the future I will not ...

I have a survey grid spread across 3 UTM zones (36N, 36S, 37S). I want to find the nearest (or shortest) distances of the centroids of these grids to roads and various points between.
It seems like ...

I use QGIS Lisboa and need the lenght of some shapefiles. When I use the field calculator the results are always around 30 % higher than in real, also than a measuring in the map.
Does anybody have a ...